Apr 11, 2019 ... up with hundreds of event listeners being added to the window object. Using classes, and not react hooks, using addEventListener would have looked ... Finally you will need to remove the event listener when the ... up the event every time the component is re-rendered return function cleanup() { window.. Removes all bound event listeners for the specified target. This will also remove any bound listeners to child nodes within that target. Parameters. target (Object) -.... You